201451390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2877877}}^1$

素因数の和:2877891

約数の個数: 16

約数和(自身を含む): 414414432

約数和(自身を除く): 212963042

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2877877, 5755754, 14389385, 20145139, 28778770, 40290278, 100725695, 201451390]

約数ペア:

[(1, 201451390), (2, 100725695), (5, 40290278), (7, 28778770), (10, 20145139), (14, 14389385), (35, 5755754), (70, 2877877)]